Exam 12: Food, soil, and Pest Management

An urban area where people have little or no easy access to nutritious food without traveling long distances is called a(n)____.

Food specialization,which is depending on a small number of food crops for the majority of our food,puts us in a(n)____________________ position.

When the productive potential of soil,especially on arid or semiarid land,falls by 10% or more because of prolonged drought and human activities,____ occurs.

Would you be willing to eat less meat in order to reduce the destructive ecological footprint of modern affluent societies? Explain your answer.

Genetically modified food does not have to be labeled in the U.S.

The term undernutrition refers to people who consume ____.

In 2006,42% of the fish and shellfish consumed were produced through ____________________,which includes raising marine and freshwater fish in ponds and underwater cages.

Growing Power,Inc. ,uses greenhouses to capture ____________________ for growing food throughout the year.

The overall aim of integrated pest management is to reduce crop damage to an economically tolerable level.

What is a an advantage of modern synthetic pesticides?

Today we produce more than enough food to meet the basic nutritional needs of every person on the earth.

What are the three food systems that supply most of our food? What concerns are there that the majority of the world's food calories are supplied by a very small number of plant and animal species?

Government subsidies to farmers and fishing fleets promote the overexploitation of natural capital.

What process adds water until the water table rises and envelops the deep roots of plants,resulting in a loss of productivity and ultimately killing them?

India once planted 30,000 varieties of rice;now most of the rice comes from how many varieties?

Which product is commonly grown in plantation agriculture?

Approximately 26 million children each year suffer irreversible brain damage from lack of ____.

There are no limits to expansion of the green revolutions.

At least ____________________ children younger than age 6 go blind each year from lack of ____________________.

In less-developed countries,the poor,those making less than $2.25 a day,typically spend how much of their income on food?